The Approach S4 has a high-res touchscreen display that is sunlight
readable and offers a dedicated Green View button. It boasts a rechargeable lithium-ion
battery that can last for up to 10 hours in golf mode. The S4 comes preloaded with more
than 30,000 international courses with free lifetime course updates.

The Approach S4 also has Smart Notification technology when paired with a compatible Apple smartphone. This allows the watch to wirelessly receive information from the phone's notification center such as emails, text messages, so golfers can leave their phones in their bags while on the course. Like other Garmin Golf GPS devices, the S4 gives precise distances to the front, middle and back of the green, and incorporates layup, dogleg and shot distances all while keeping score and tracking statistics on the digital scorecard.

The Approach S4 is weighing 2.06 ounces and it is water resistant to 10 meters.